IDENTIFICATION OF THE EMERALD STAR BUSH
Asterolasia asteriscophora ssp. albiflora
The Emerald Star Bush is generally only found in Victoria between Monbulk and Cockatoo (click on map for larger scale). It is predominately located in the Emerald township region. It is one of the rarest plants in the Cardinia Shire area. It’s conservation status in Victoria is Endangered and is listed as Threatened under the Flora and Fauna Guarantee Act 1988.
It is now extremely rare in dry woodlands, shrublands and moist to wet heathy open forests with well-drained, loamy soils.
A slender shrub growing up to 2 metres tall, dark green leaves, with star shaped white to pale lemon coloured flowers.
Ovate or almost circular leaves, alternate 30 x 10mm in size. Upper surface is dark green, with distinct clusters of hairs; under-side is densely covered with rust coloured hairs.
Star shaped flower up to 15mm wide; vibrant white to pale-lemon in colour, not to be confused with the Lemon star-bush (Asterolasia asteriscophora ssp. asteriscophora) which has bright yellow flowers. Five petals with stellate hairs on the outside; Ten stamens often alternating long and short; anthers yellow, flowering September-November.
Note the distinct clustered groups of hairs on the leaves and stems.